// This is a program focuses on the class URL, and its methods....
//pay attention to the usages of stream, especially the class BufferedReader, a kind of buffer technology.
import java.net.*;import java.net.URL;import java.io.InputStream;import java.io.InputStreamReader;import java.io.BufferedInputStream;import java.io.BufferedReader;public class ReadHTML{ public static void main(String args[]) { try { URL url=new URL("http://localhost/east2"); //注意类URL的用法，这是最简单的用法 System.out.println(url.getHost()); System.out.println(url.getRef()); String strReadLine; InputStream is=url.openStream(); //利用URL.openStream()方法来获得HTML内容 InputStreamReader isr=new InputStreamReader(is); BufferedReader br=new BufferedReader(isr); while ((strReadLine=br.readLine())!=null) { System.out.println(strReadLine); } br.close(); } catch (Exception e) {} }}
